ABB RELION 620 Series Technical Manual page 681

1MAC504801-IB E
8.2.7
Table 514: PQVPH Non group settings
Parameter Values (Range)
Operation 1=enable
5=disable
Demand interval 0=1 minute
1=5 minutes
2=10 minutes
3=15 minutes
4=30 minutes
5=60 minutes
6=180 minutes
Demand window 1=Sliding
2=Non-sliding
THD alarm limit 1.0...100.0
8.2.8
620 series ANSI
Technical Manual
Table 513: PQVPH Output signals
Name Type
ALARM BOOLEAN
Settings
Unit Step
% 0.1
Monitored data
Table 515: PQVPH Monitored data
Name Type
Max demand THD FLOAT32
VA
Max demand THD FLOAT32
VB
Max demand THD FLOAT32
VC
Time max dmd THD Timestamp
VA
Time max dmd THD Timestamp
VB
Time max dmd THD Timestamp
VC
3SMHTHD_A FLOAT32
DMD_THD_A FLOAT32
3SMHTHD_B FLOAT32
Table continues on next page
Power quality measurement functions
Description
Alarm signal for THD
Default Description
5=disable Operation Disable / Enable
2=10 minutes Time interval for demand calculation
1=Sliding Demand calculation window type
50.0 THD alarm limit
Values (Range) Unit
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
Section 8
Description
Maximum demand THD for
phase A
Maximum demand THD for
phase B
Maximum demand THD for
phase C
Time of maximum demand
THD phase A
Time of maximum demand
THD phase B
Time of maximum demand
THD phase C
3 second mean value of THD
for phase A
Demand value for THD for
phase A
3 second mean value of THD
for phase B
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